package com.ruoyi.activiti.service;

import java.io.InputStream;

public interface IProcessImageService {
    /**
     * 根据流程实例Id获取流程图
     *
     * @param procInstId 流程实例id
     * @return inputStream
     * @throws Exception exception
     */
    InputStream getFlowImgByProcInstId(String procInstId) throws Exception;

    InputStream getFlowImgByProcInstId2(String procInstId);

    InputStream getProcessDiagram(String processInstanceId);
}
